**Responsibilities** * Perform laboratory analyses on corn upon receipt. * Classify and assess grain quality according to established standards. * Record analysis results and approve or reject loads. * Collect samples and maintain equipment and the laboratory. * Comply with quality, safety, and good laboratory practice standards. **Requirements** * Degree in Chemistry, Food Science, Agro-industry, Laboratory Technology, or related fields. * Basic computer skills. * Attention to detail, organization, and responsibility. * Availability to work rotating shifts.